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VT4T5UF2021 - Combination Tuner/Demodulator/Modulator

General Description

The VT4T5UF2021 is a combination tuner, demodulator and modulator in one package.

This unit is compatible with North American NTSC television broadcast signals.

An internal Phase-Locked Loop circuit performs all of the required tuning functions.

Key Features

  • Receiving Standard: USA.
  • Receiving Channels:.
  • VHF Section.
  • Low Band.
  • Air: 2 to 6 CATV: (A-8) A-5 to B.
  • High Band.
  • Air: 7 to 13 CATV: C to W + 11.
  • UHF Section.
  • Air: 14 to 69.
  • CATV: W + 12 to W + 84.
  • Sending Channels:.
  • USA Channel 3 and 4.
  • CH 3: OPEN.
  • CH 4: GND.
  • Receiving and Sending System: USA Standard M-System (NTSC).
  • Channel Selection System: PLL Tuni.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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VT4T5UF2021 RF Data Sheet FEATURES • Receiving Standard: USA • Receiving Channels: – VHF Section – Low Band – Air: 2 to 6 CATV: (A-8) A-5 to B – High Band – Air: 7 to 13 CATV: C to W + 11 – UHF Section – Air: 14 to 69 – CATV: W + 12 to W + 84 • Sending Channels: – USA Channel 3 and 4 – CH 3: OPEN – CH 4: GND • Receiving and Sending System: USA Standard M-System (NTSC) • Channel Selection System: PLL Tuning • Detection System: Dummy Synchronization Detection System, Intercarrier Sound Receiving System • Nominal Input Impedance: – RF: 75 Ω, Unbalanced – Video: 1 kΩ, Unbalanced – Audio: 4.7 Ω MIN., Unbalanced – Control: 30 kΩ MIN., Unbalanced • Output Load Impedance: – RF: 75 Ω – Video: 1 kΩ – Audio: 4.7 kΩ • Intermediate Frequency: – Picture: 45.75 MHz – Sound: 41.